Explore powerful tools and features to customize Firefox and make the browser all your own.
Block unwanted dangerous malware while keeping your personal information safe. Fraudscore's Artificial Intelligence tracks and blocks shady advertisements, malicious websites, and software that tries to steal your personal information.
New Tab Override brings back the ability to change the page which is shown when opening a new tab.
Quickly and easily switch between popular user-agent strings.
Automatically refresh tabs based on custom time intervals
Squared tabs, application menu, add-on bar, small button view and many more 'old' features for 'Firefox 29-56', not for Firefox 57+! Release builds Beta builds
Australis was the code name for the current Firefox theme, it aimed to make a great browser look awesome. Now you can go one step further and also make it feel awesome to use!
Displays the number of unread messages and allows you to reply without going into VK!
On guard of safety, your faithful dog!
Verify a Tails download
Free YouTube to MP3 Button allows you to save music in Mp3 just in 1 click! All you need to do is to click Convert to mp3 straight at the page of the required video. Fast and simple!
Adds a bar to show the status of your downloads